{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machine or equipment", "application", "material", "manufacturing process", "process characterization"], "input": "The aB-fabricated sample exhibited hierarchically structural heterogeneity due to the interweaving deposition strategy ."}
{"machine or equipment": [], "application": [], "material": [], "manufacturing process": [], "process characterization": []}